/* Puertos PON — JR Intercom */
:root{
  --bg:#0e141b; --bg2:#151d26; --panel:#17212c; --line:#243241;
  --txt:#e7eef5; --dim:#8da2b5; --accent:#2fb0ff; --accent2:#1b87c9;
  --ok:#28c76f; --mid:#3ba7f0; --warn:#f5a524; --crit:#f04a4a;
  /* Serie única de los gráficos (magnitud) y su carril, del mismo tono. */
  --viz:#3987e5; --viz-track:#1d2e42;
  --radius:10px; --shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.25);
}
*{box-sizing:border-box}
html{color-scheme:dark;scrollbar-color:var(--line) var(--bg);scrollbar-width:thin}
::-webkit-scrollbar{width:11px;height:11px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:#2e4054;border:2px solid var(--bg);border-radius:8px}
::-webkit-scrollbar-thumb:hover{background:#3d5772}
::-webkit-scrollbar-corner{background:var(--bg)}
.tablewrap::-webkit-scrollbar-track{background:var(--panel)}
.tablewrap::-webkit-scrollbar-thumb{border-color:var(--panel)}
.tablewrap{scrollbar-color:#2e4054 var(--panel)}
body{margin:0;background:var(--bg);color:var(--txt);
  font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Ubuntu,"Helvetica Neue",sans-serif}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

/* ---------- topbar ---------- */
.topbar{display:flex;align-items:center;gap:24px;padding:12px 24px;background:var(--bg2);
  border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px}
.brand strong{display:block;font-size:16px;letter-spacing:.2px}
.brand small{display:block;color:var(--dim);font-size:11px;text-transform:uppercase;letter-spacing:.8px}
.dot{width:12px;height:12px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 0 4px rgba(47,176,255,.18)}
.mainnav{display:flex;gap:4px;margin-left:8px}
.mainnav a{padding:7px 14px;border-radius:8px;color:var(--dim);font-weight:500}
.mainnav a:hover{background:var(--panel);color:var(--txt);text-decoration:none}
.userbox{margin-left:auto;display:flex;align-items:center;gap:12px}
.uname{font-size:13px;line-height:1.2;text-align:right;display:block}
.uname em{display:block;color:var(--dim);font-style:normal;font-size:11px;text-transform:uppercase}

.wrap{width:100%;margin:0;padding:20px clamp(14px,1.6vw,32px)}
.foot{text-align:center;color:var(--dim);font-size:12px;padding:24px}

/* ---------- botones ---------- */
.btn{display:inline-block;padding:8px 14px;border-radius:8px;border:1px solid var(--line);
  background:var(--panel);color:var(--txt);font-size:13px;font-weight:600;cursor:pointer;
  text-decoration:none;white-space:nowrap}
.btn:hover{border-color:var(--accent);text-decoration:none}
.btn-primary{background:var(--accent2);border-color:var(--accent2);color:#fff}
.btn-primary:hover{background:var(--accent);border-color:var(--accent)}
.btn-ghost{background:transparent}
.btn-danger{background:transparent;border-color:#5a2a2a;color:#ff8a8a}
.btn-danger:hover{background:#3a1d1d;border-color:var(--crit)}
.btn-sm{padding:5px 10px;font-size:12px}

/* ---------- tarjetas / KPIs ---------- */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;margin-bottom:20px;box-shadow:var(--shadow)}
.card.narrow{max-width:620px}
.card.center{text-align:center}
.cardhead{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:14px}
.cardhead h2{margin:0;font-size:17px}
.big{font-size:52px;margin:0}

.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(200px,100%),1fr));gap:14px;margin-bottom:20px}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}
.kpi span{display:block;color:var(--dim);font-size:11px;text-transform:uppercase;letter-spacing:.7px}
.kpi strong{display:block;font-size:27px;line-height:1.25;font-variant-numeric:tabular-nums}
.kpi small{color:var(--dim);font-size:12px}

/* ---------- gráficos ---------- */
.charts{display:grid;grid-template-columns:minmax(300px,1fr) minmax(420px,1.5fr);
  gap:14px;margin-bottom:20px;align-items:stretch}
.chart{display:flex;flex-direction:column}
.chart .barchart:not(.compact){flex:1;align-content:start}
.chart .cardhead{margin-bottom:16px;align-items:baseline}
.small{font-size:12px}

.meters{display:grid;gap:18px}
.meter{display:block;color:inherit;text-decoration:none;padding:2px 0}
.meter:hover{text-decoration:none}
.meter:hover .track i{filter:brightness(1.12)}
.meterhead{display:flex;justify-content:space-between;align-items:baseline;gap:12px}
.meterhead strong{font-size:14px}
.metervalue{font-size:18px;font-weight:700;color:var(--txt)}
.track{height:12px;border-radius:3px;background:var(--viz-track);overflow:hidden;margin:7px 0 5px}
.track i{display:block;height:100%;background:var(--viz);border-radius:0 4px 4px 0}
.meterfoot{font-size:12px}

.barchart{display:grid;gap:9px}
.barrow{display:grid;grid-template-columns:132px 1fr 56px;align-items:center;gap:12px;
  color:inherit;text-decoration:none;padding:3px 4px;border-radius:7px}
.barrow:hover{background:rgba(57,135,229,.10);text-decoration:none}
.barlabel{display:flex;flex-direction:column;line-height:1.25;overflow:hidden}
.barlabel strong{font-size:13px}
.barlabel em{font-style:normal;font-size:11px;color:var(--dim);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bartrack{display:block;height:12px;border-radius:3px;background:var(--viz-track);overflow:hidden}
.bartrack i{display:block;height:100%;background:var(--viz);border-radius:0 4px 4px 0}
.barvalue{font-size:13px;font-weight:600;font-variant-numeric:tabular-nums;text-align:right;color:var(--txt)}
.baraxis{display:grid;grid-template-columns:132px 1fr 56px;gap:12px;margin-top:2px;
  padding-top:8px;border-top:1px solid var(--line)}
.axisline{grid-column:2;display:flex;justify-content:space-between;font-size:11px;
  color:var(--dim);font-variant-numeric:tabular-nums}
.axisline b{font-weight:400}

.chartsub{margin:22px 0 12px;font-size:12px;color:var(--dim);text-transform:uppercase;
  letter-spacing:.7px;padding-top:16px;border-top:1px solid var(--line)}
.barchart.compact .barrow{grid-template-columns:96px 1fr 40px;gap:10px}
.barrow.static{cursor:default}
.barrow.static:hover{background:transparent}

@media (max-width:1180px){
  .charts{grid-template-columns:1fr}
}

/* ---------- formularios ---------- */
label{display:block;font-size:12px;color:var(--dim);font-weight:600}
input,select{width:100%;margin-top:4px;padding:8px 10px;border-radius:8px;border:1px solid var(--line);
  background:var(--bg);color:var(--txt);font-size:14px;font-family:inherit}
input:focus,select:focus{outline:none;border-color:var(--accent)}
.form{display:grid;gap:14px;max-width:460px}
.form .check{display:flex;align-items:center;gap:8px;color:var(--txt);font-size:14px}
.form .check input{width:auto;margin:0}
.formactions{display:flex;gap:10px;margin-top:4px}
.hint{color:var(--dim);font-size:12px;margin:0}

.filters{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end;
  padding-bottom:16px;border-bottom:1px solid var(--line)}
.filters label{flex:1 1 170px;min-width:150px}
.filter-actions{display:flex;gap:8px}

.toolbar{display:flex;justify-content:space-between;align-items:center;gap:16px;
  flex-wrap:wrap;padding:14px 0}
.toolbar .meta{color:var(--dim);font-size:13px}
.toolbar .actions{display:flex;gap:8px;flex-wrap:wrap}

/* ---------- tabla ---------- */
.tablewrap{overflow-x:auto}
/* En la grilla de puertos el scroll vertical ocurre dentro del contenedor,
   así el encabezado queda fijo mientras se recorren cientos de puertos. */
.tablewrap.tall{overflow:auto;max-height:calc(100vh - 296px);min-height:300px}
table.grid{width:100%;border-collapse:collapse;font-size:14px}
table.grid th,table.grid td{padding:9px 12px;text-align:left;border-bottom:1px solid var(--line)}
table.grid thead th{position:sticky;top:0;background:var(--bg2);color:var(--dim);font-size:11px;
  text-transform:uppercase;letter-spacing:.6px;white-space:nowrap;z-index:5}
table.grid thead th a{color:var(--dim)}
table.grid thead th a.active{color:var(--accent)}
table.grid tbody tr:hover{background:rgba(47,176,255,.06)}
table.grid .num{text-align:right;font-variant-numeric:tabular-nums}
table.grid tfoot th{position:sticky;bottom:0;background:var(--bg2);font-size:13px;color:var(--txt)}
table.grid tfoot .num{text-align:right}
.dim{color:var(--dim)}
.empty{text-align:center;color:var(--dim);padding:28px}
.olt{display:block;font-weight:600}
.port{display:block;color:var(--dim);font-size:12px}
.free{font-weight:700;color:var(--ok)}
.free.zero{color:var(--crit)}
.use{min-width:190px}
.usecell{display:flex;align-items:center;gap:10px}
.usecell .bar{flex:1;margin:0}
.pctval{font-size:12px;font-variant-numeric:tabular-nums;min-width:48px;text-align:right}
.bar{height:7px;border-radius:5px;background:var(--bg);overflow:hidden;margin:4px 0}
.bar i{display:block;height:100%;border-radius:5px;background:var(--mid)}
.bar i.ok{background:var(--ok)} .bar i.mid{background:var(--mid)}
.bar i.warn{background:var(--warn)} .bar i.crit{background:var(--crit)}
.pctval.ok{color:var(--ok)} .pctval.mid{color:var(--mid)}
.pctval.warn{color:var(--warn)} .pctval.crit{color:var(--crit)}
.rowactions{display:flex;gap:6px;align-items:center;justify-content:flex-end}
.rowactions form{margin:0}
.tag{display:inline-block;padding:2px 9px;border-radius:20px;font-size:11px;font-weight:700;
  text-transform:uppercase;background:var(--bg);border:1px solid var(--line);color:var(--dim)}
.tag-admin{color:var(--accent);border-color:var(--accent2)}
.tag-on{color:var(--ok);border-color:#215e3c}
.tag-off{color:var(--crit);border-color:#5a2a2a}

/* ---------- avisos ---------- */
.flash{padding:11px 14px;border-radius:8px;margin-bottom:16px;font-size:14px;
  background:rgba(40,199,111,.12);border:1px solid rgba(40,199,111,.4);color:#8ff0bb}
.flash.error{background:rgba(240,74,74,.12);border-color:rgba(240,74,74,.4);color:#ffadad}
.flash.warn{background:rgba(245,165,36,.12);border-color:rgba(245,165,36,.4);color:#ffd79a}

/* ---------- login ---------- */
.loginpage{display:flex;align-items:center;justify-content:center;min-height:100vh;
  background:radial-gradient(900px 500px at 50% -10%,#16304a 0%,transparent 60%),var(--bg)}
.loginbox{width:min(380px,92vw);background:var(--panel);border:1px solid var(--line);
  border-radius:14px;padding:28px;display:grid;gap:16px;box-shadow:var(--shadow)}
.loginhead{text-align:center;display:grid;gap:6px;justify-items:center}
.loginhead h1{margin:0;font-size:22px}
.loginhead p{margin:0;color:var(--dim);font-size:13px}

/* En monitores de poca altura se compacta el encabezado para mostrar más puertos. */
@media (max-height:900px){
  .wrap{padding-top:14px}
  .kpis{gap:10px;margin-bottom:12px}
  .kpi{padding:10px 13px}
  .kpi strong{font-size:23px}
  .card{padding:16px}
  .filters{padding-bottom:12px}
  .toolbar{padding:12px 0}
}

@media (max-width:760px){
  .wrap{padding:14px}
  .userbox{width:100%;justify-content:space-between}
  .tablewrap.tall{max-height:none}
  table.grid thead th{position:static}
  table.grid tfoot th{position:static}
}

/* ---------- encabezado de página ---------- */
.pagehead{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  flex-wrap:wrap;margin:4px 0 18px}
.pagehead h1{margin:0 0 2px;font-size:22px;letter-spacing:.2px}
.pagehead p{margin:0;font-size:13px}

.minikpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-bottom:18px}
.minikpi{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:12px 16px;display:flex;align-items:baseline;gap:8px}
.minikpi strong{font-size:22px}
.minikpi span{color:var(--dim);font-size:12px;text-transform:uppercase;letter-spacing:.6px}

.inlinesearch{max-width:320px;margin:0}

/* ---------- listado de usuarios ---------- */
.userlist{display:grid;gap:10px}
.usercard{display:grid;grid-template-columns:44px minmax(0,1fr) 220px 160px 176px;
  align-items:center;gap:16px;padding:12px 14px;border:1px solid var(--line);
  border-radius:var(--radius);background:var(--bg2);transition:border-color .15s,background .15s}
.usercard:hover{border-color:#31465c;background:#18222e}
.usercard.off{opacity:.62}
.avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
  background:#22344a;color:#cfe4f7;font-weight:700;font-size:15px;letter-spacing:.5px;
  border:1px solid #2c4159}
.avatar.is-admin{background:rgba(57,135,229,.22);color:#9ecbff;border-color:rgba(57,135,229,.5)}
.uinfo{min-width:0}
.uname-row{display:flex;align-items:center;gap:8px}
.uinfo strong{font-size:15px}
.uinfo span{display:block;font-size:12.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ubadges{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.state{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--dim)}
.state i{width:7px;height:7px;border-radius:50%;background:var(--dim);display:block}
.state.on i{background:var(--ok);box-shadow:0 0 0 3px rgba(40,199,111,.16)}
.state.off i{background:var(--crit);box-shadow:0 0 0 3px rgba(240,74,74,.16)}
.tag-you{color:var(--accent);border-color:var(--accent2)}
.ulast{display:flex;flex-direction:column;gap:2px;font-size:13px;font-variant-numeric:tabular-nums}
.ulast .small{font-size:11px;text-transform:uppercase;letter-spacing:.5px}
.uactions{display:flex;gap:8px;justify-content:flex-end;align-items:center}
.uactions form{margin:0}

/* ---------- formularios de ABM ---------- */
.formgrid{display:grid;grid-template-columns:repeat(2,minmax(320px,1fr));gap:16px;align-items:start}
.formgrid .span2{grid-column:1 / -1}
.formgrid .card{margin-bottom:0}
.fields{display:grid;gap:16px}
.fields label{font-size:12px}
.fields input{font-size:14px}
.hint{display:block;margin-top:5px;color:var(--dim);font-size:11.5px;font-weight:400}
.passfield{display:flex;gap:8px;align-items:center}
.passfield input{flex:1}
.passfield .btn{margin-top:4px}

.roleopts{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px;margin-bottom:18px}
.roleopt{position:relative;display:block;padding:14px 16px 14px 42px;border:1px solid var(--line);
  border-radius:var(--radius);background:var(--bg);cursor:pointer;transition:border-color .15s,background .15s}
.roleopt:hover{border-color:#31465c}
.roleopt.sel{border-color:var(--accent2);background:rgba(57,135,229,.09)}
.roleopt input{position:absolute;left:14px;top:17px;width:16px;height:16px;margin:0;accent-color:var(--accent)}
.roletitle{display:block;font-size:14px;font-weight:600;color:var(--txt)}
.roledesc{display:block;margin-top:3px;font-size:12px;color:var(--dim);line-height:1.45}

.switchrow{display:flex;align-items:flex-start;gap:12px;padding:14px 16px;border:1px solid var(--line);
  border-radius:var(--radius);background:var(--bg);cursor:pointer}
.switchrow input{position:absolute;opacity:0;width:0;height:0}
.switch{flex:0 0 auto;width:40px;height:22px;border-radius:12px;background:#2b3a4a;position:relative;
  transition:background .15s;margin-top:1px}
.switch::after{content:"";position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;
  background:#8da2b5;transition:transform .15s,background .15s}
.switchrow input:checked + .switch{background:rgba(57,135,229,.55)}
.switchrow input:checked + .switch::after{transform:translateX(18px);background:#fff}
.switchrow input:disabled + .switch{opacity:.55}
.switchrow strong{display:block;font-size:14px}
.switchrow small{display:block;font-size:12px;margin-top:2px}

.formbar{display:flex;justify-content:flex-end;gap:10px;padding:4px 2px 8px}
.card.narrow{margin-left:auto;margin-right:auto}

@media (max-width:1100px){
  .formgrid{grid-template-columns:1fr}
  .usercard{grid-template-columns:44px 1fr;grid-auto-flow:row;row-gap:10px}
  .usercard .ubadges,.usercard .ulast,.usercard .uactions{grid-column:2}
  .uactions{justify-content:flex-start}
}